How do you find the 3 onyx on Astonishia Story?

In "Astonishia Story," the three onyx stones can typically be found in specific locations throughout the game. Players should explore various dungeons and complete quests that often lead to their locations. Interacting with characters and examining the environment can provide hints to uncovering the onyx stones. Additionally, some enemies might drop them upon defeat, so be sure to engage in battles while exploring.